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Scientists have identified the gene that triggers insomnia

Caltech biologists have performed the first large-scale screening in a vertebrate animal for genes that regulate sleep, and have identified a gene that when overactivated causes severe in...

Could this help us develop a greater understanding of the brain?

Caltech biologists have modified a harmless virus in such a way that it can successfully enter the adult mouse brain through the bloodstream and deliver genes to cells of the nervous syst...

Does Planet Nine really exist?

Caltech researchers have found evidence of a giant planet tracing a bizarre, highly elongated orbit in the outer solar system. The object, which the researchers have nicknamed Planet Nine...

Why do stars collapse?

Where did Mars’ missing carbon go?

How can we detect signs of life from other worlds?

How can we build a power network for the future?

What could this “galaxy-in-the-making” teach us about Earth?

What science shows us about why we jump to conclusions

A new way of measuring molecules

Could this lead to enhanced anti-HIV drugs?